Home / 455,739.52-684,038.24-231,261.04

Finding the Fourth Proportional to 455,739.52, 684,038.24 and 231,261.04

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Solution

The fourth proportional to 455,739.52, 684,038.24 and 231,261.04 is: 347,109.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,739.52 : 684,038.24 = 231,261.04 : x
  2. Step 2: Convert to fraction form
    455,739.52/684,038.24 = 231,261.04/x
  3. Step 3: Cross multiply
    455,739.52x = 684,038.24 × 231,261.04
  4. Step 4: Simplify right side
    455,739.52x = 158,191,394,782.17
  5. Step 5: Solve for x
    x = 158,191,394,782.17/455,739.52
  6. Step 6: Final answer
    x = 347,109.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.